Cregit: Linux 6.12: reset.c

Contributors: 7
Author	Tokens	Token Proportion	Commits	Commit Proportion
Linus Torvalds (pre-git)	52	53.06%	5	38.46%
Andrew Morton	28	28.57%	1	7.69%
Linus Torvalds	9	9.18%	2	15.38%
Robert P. J. Day	5	5.10%	1	7.69%
Ralf Baechle	2	2.04%	2	15.38%
Greg Kroah-Hartman	1	1.02%	1	7.69%
Maciej W. Rozycki	1	1.02%	1	7.69%
Total	98		13

// SPDX-License-Identifier: GPL-2.0
/*
 * Reset a DECstation machine.
 *
 * Copyright (C) 199x  the Anonymous
 * Copyright (C) 2001, 2002, 2003  Maciej W. Rozycki
 */
#include <linux/interrupt.h>
#include <linux/linkage.h>

#include <asm/addrspace.h>

typedef void __noreturn (* noret_func_t)(void);

static inline void __noreturn back_to_prom(void)
{
	noret_func_t func = (void *)CKSEG1ADDR(0x1fc00000);

	func();
}

void __noreturn dec_machine_restart(char *command)
{
	back_to_prom();
}

void __noreturn dec_machine_halt(void)
{
	back_to_prom();
}

void __noreturn dec_machine_power_off(void)
{
    /* DECstations don't have a software power switch */
	back_to_prom();
}

irqreturn_t dec_intr_halt(int irq, void *dev_id)
{
	dec_machine_halt();
}